DP83848I: DP83848I for Ethernet Compliance Testing.

user6029598

Part Number: DP83848I

Hi there:

The records of DP83848I for ethernet compliance testing see the following photo. The +Vout differential output voltage is exceed. Any ideas for correction?

over 6 years ago

0 Aniruddha Khadye over 6 years ago

TI__Mastermind 18425 points

Hi,

Is the RBIAS resistor 4.87kohm with 1% tolerance?

-Regards
Aniruddha

0 user6029598 over 6 years ago in reply to Aniruddha Khadye

Prodigy 50 points

Hi Aniruddha:

Thanks for your reply! The RBIAS resistor is done, see the following sch.. Any more ideas?

Regards.

0 Ross Pimentel over 6 years ago in reply to user6029598

TI__Mastermind 23675 points

Hi,

What is the total number of boards you have that fail and that pass?

When doing the testing, are you using a 100 ohm differential termination?

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DP83848I: DP83848I for Ethernet Compliance Testing.